Icarus (YC Fall 2025)

TL;DR: Icarus is a Y Combinator Fall 2025 startup Stratospheric birds for defense, currently active with a team of 50.

Stratospheric birds for defense

YC ID
30965
YC Batch
Fall 2025
Status
Active
Team size
50
Industry
Industrials, Defense
Tags
Hardware, Aerospace
YC profile
https://www.ycombinator.com/companies/icarus

Last verified:

Icarus is building the modern-day U-2 spy plane. Our autonomous solar aircraft fly at 60,000 feet for weeks at a time, eventually months and years, above weather and below satellites. They deliver persistent intelligence and connectivity for the military at a fraction of the cost of existing systems. The stratosphere is the forgotten frontier.

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Frequently asked questions

Is Icarus a YC (Y Combinator) company?

Yes. Icarus was funded by Y Combinator in the Fall 2025 batch. Stratospheric birds for defense

What does Icarus do?

Icarus is building the modern-day U-2 spy plane. Our autonomous solar aircraft fly at 60,000 feet for weeks at a time, eventually months and years, above weather and below satellites. They deliver persistent intelligence and connectivity for the military at a fraction of the cost of existing systems. The stratosphere…

What YC batch was Icarus in?

Icarus was part of Y Combinator's Fall 2025 batch.

How big is Icarus?

Icarus has a team of 50 people according to Y Combinator's directory.

Is Icarus still active?

Icarus is currently listed as Active with a team of 50 in Y Combinator's directory.

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